Sun by Peter Engel

Diagrams in Czech Origami Convention 2016
Diagrams in Origami Odyssey by Peter Engel
Folded from a square of Nicolas Terry's tissue-foil

Trees on a hillside by Eric Kenneway

Diagrams in BOS Convention 2010
Diagrams in Origami Paperfolding for Fun by Eric Kenneway
Diagrams in World's Best Origami by Nick Robinson
Folded from a square of origami paper

Twinkle star by Go Kinoshita

Diagrams in Tanteidan 12th convention
Folded from a square of origami paper

Volcano by Jodi Fukumoto

Diagrams in The Guide to Hawaiian-Style Origami by Jodi Fukumoto
Volcano folded from a square of art paper. Eruption folded from a square of foil

Waves by Peter Engel

Diagrams in Origami Odyssey by Peter Engel
Folded from a square of Nicolas Terry's tissue-foil